| gvSIG desktop 1

/* gvSIG. Sistema de Informaci?n Geogr?fica de la Generalitat Valenciana

         *

         * Copyright (C) 2006 Instituto de Desarrollo Regional and Generalitat Valenciana.

         *

         * This program is free software; you can redistribute it and/or

         * modify it under the terms of the GNU General Public License

         * as published by the Free Software Foundation; either version 2

         * of the License, or (at your option) any later version.

         *

         * This program is distributed in the hope that it will be useful,

         * but WITHOUT ANY WARRANTY; without even the implied warranty of

         * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

         * GNU General Public License for more details.

         *

         * You should have received a copy of the GNU General Public License

         * along with this program; if not, write to the Free Software

         * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307,USA.

         *

         * For more information, contact:

         *

         *  Generalitat Valenciana

         *   Conselleria d'Infraestructures i Transport

         *   Av. Blasco Iba?ez, 50

         *   46010 VALENCIA

         *   SPAIN

         *

         *      +34 963862235

         *   gvsig@gva.es

         *      www.gvsig.gva.es

         *

         *    or

         *

         *   Instituto de Desarrollo Regional (Universidad de Castilla La-Mancha)

         *   Campus Universitario s/n

         *   02071 Alabacete

         *   Spain

         *

         *   +34 967 599 200

         */

package org.gvsig.remotesensing.principalcomponents.gui;

import info.clearthought.layout.TableLayout;

import java.awt.BorderLayout;

import java.awt.Dimension;

import java.awt.FlowLayout;

import java.awt.event.ActionEvent;

import java.awt.event.ActionListener;

import java.awt.event.FocusEvent;

import java.awt.event.FocusListener;

import java.io.File;

import javax.swing.BorderFactory;

import javax.swing.ComboBoxModel;

import javax.swing.DefaultComboBoxModel;

import javax.swing.ImageIcon;

import javax.swing.JButton;

import javax.swing.JOptionPane;

import javax.swing.JPanel;

import javax.swing.JScrollPane;

import javax.swing.JTable;

import javax.swing.border.CompoundBorder;

import javax.swing.border.EmptyBorder;

import javax.swing.border.TitledBorder;

import org.gvsig.fmap.raster.layers.FLyrRasterSE;

import org.gvsig.gui.beans.buttonspanel.ButtonsPanel;

import org.gvsig.gui.beans.buttonspanel.ButtonsPanelEvent;

import org.gvsig.gui.beans.buttonspanel.ButtonsPanelListener;

import org.gvsig.gui.beans.defaultbuttonspanel.DefaultButtonsPanel;

import org.gvsig.raster.IProcessActions;

import org.gvsig.raster.RasterLibrary;

import org.gvsig.remotesensing.principalcomponents.PCStatisticsProcess;

import com.iver.andami.PluginServices;

import com.iver.andami.Utilities;

import com.iver.andami.ui.mdiManager.IWindow;

import com.iver.andami.ui.mdiManager.WindowInfo;

import com.iver.cit.gvsig.fmap.MapContext;

import com.iver.cit.gvsig.fmap.layers.FLayers;

import com.iver.cit.gvsig.project.documents.view.gui.View;

import com.iver.utiles.swing.JComboBox;

/**

 * Clase que define la interfaz para  la selecci?n de par?metros para el an?lisis de

 * componentes principales. Para la imagen seleccionada se toman las bandas marcadas para el 

 * c?lculo de estad?sticas como matriz de varianza-covarianza, autovalores y autovectores.

 * 

 * @author Alejandro Mu?oz Sanchez (alejandro.munoz@uclm.es)

 * @author Diego Guerrero Sevilla (diego.guerrero@uclm.es) 

 * @version 22/10/2007  

 */

public class PrincipalComponentPanel   extends DefaultButtonsPanel implements IWindow,ActionListener,FocusListener,ButtonsPanelListener, IProcessActions {

        private static final long serialVersionUID = 1L;

        private JPanel southPanel;

        private JPanel centerPanel;

        private BandTableFormat mModeloTabla;

        private JPanel panelTodos;

        private JButton todos;

        private JButton ninguno;

        private int wPanel=325;

        private int hPanel=350;

        private JComboBox comboCapas;

        private JPanel  panelImagen;

        private JTable jTableBandas;

        private JScrollPane scrollbandas;

        private MapContext m_MapContext;

        private FLayers layers;

        private View view;

        private String fileName = null;

        private PCStatisticsProcess statisticsProcess = null;

        /**

         * Constructor

         * @param vista vista actual de la aplicacion.

         */

        public PrincipalComponentPanel(View vista) {

                super(ButtonsPanel.BUTTONS_ACCEPTCANCEL   );

            view = vista;

                m_MapContext = vista.getModel().getMapContext();

                layers = m_MapContext.getLayers();

                Inicializar();

        }

        /**

         * @see com.iver.mdiApp.ui.MDIManager.View#getViewInfo()

         */

        public WindowInfo getWindowInfo() {

                WindowInfo m_viewinfo = new WindowInfo(WindowInfo.PALETTE | WindowInfo.RESIZABLE);

                //Establecer el tamao del formulario

                m_viewinfo.setWidth(wPanel);

                m_viewinfo.setHeight(hPanel);

                //Establecer el ttulo del formulario

                m_viewinfo.setTitle(PluginServices.getText(this,"principal_components"));

                //punto X de la pantalla donde se situa

                m_viewinfo.setX(300);

                return m_viewinfo;

        }

        /**

         * Inicializaci?n del cuadro de dialogo.

         */

         private void Inicializar(){

                BorderLayout bd=new BorderLayout();

                this.setLayout(bd);

                TitledBorder topBorder = BorderFactory.createTitledBorder((PluginServices.getText(this,"")));

                topBorder.setTitlePosition(TitledBorder.TOP);

                this.setBorder(new CompoundBorder(topBorder,new EmptyBorder(10,10,10,10)));

                this.add(getCenterPanel(), BorderLayout.CENTER);

                this.add(getSouthPanel(),BorderLayout.SOUTH);

                getBandas();

                this.addButtonPressedListener(this);

                }

         /**

          * @return panel con los botones aceptar y cancelar

          */

         public JPanel getSouthPanel() {

                if (southPanel==null){

                        southPanel=new JPanel();

                        FlowLayout f= new FlowLayout();

                        southPanel.setLayout(f);

                }

        return southPanel;

         }

        /**

        * @return panel con  panel imagen, tabla de bandas y botones de selecci?n

        */

        public JPanel getCenterPanel() {

                if (centerPanel==null){

                        centerPanel=new JPanel();        

                        TitledBorder topBorder = BorderFactory.createTitledBorder((PluginServices.getText(this,"seleccion_banda")));

                        topBorder.setTitlePosition(TitledBorder.TOP);

                        BorderLayout bd=new BorderLayout();

                        JPanel p=new JPanel();

                        p.setPreferredSize(new Dimension(275,200));

                        p.setLayout(bd);

                        p.setBorder(new CompoundBorder(topBorder,new EmptyBorder(5,5,5,5)));

                        p.add(getScrollVariables(),BorderLayout.CENTER);

                        p.add(getPanelTodos(),BorderLayout.SOUTH);

                        centerPanel.add(getPanelImagen());

                        centerPanel.add(p);

                }

                return centerPanel;        

        }

         /**

         * @return panel con el combo de selecci?n de imagen.

         */

        public JPanel getPanelImagen() {

                if (panelImagen==null){

                        panelImagen=new JPanel();

                        TitledBorder topBorder = BorderFactory.createTitledBorder((PluginServices.getText(this,"imagen")));

                        topBorder.setTitlePosition(TitledBorder.TOP);

                        panelImagen.setBorder(new CompoundBorder(topBorder,new EmptyBorder(2,2,2,2)));

                        JPanel p= new JPanel();

                        TableLayout thisLayout = new TableLayout(new double[][] {

                                        { 250},         

                                        {TableLayout.PREFERRED}}); 

                        p.setLayout(thisLayout);

                        p.setPreferredSize(new Dimension(250,30));

                        p.add(getComboCapas(),"0,0");

                        panelImagen.add(p);

                }

                return panelImagen;

        }

         /**

         * @return panel con  botones de seleccion todos/ninguno

         */

         public JPanel getPanelTodos(){

                 if (panelTodos==null){

                         panelTodos= new JPanel();

                         JPanel p = new JPanel();

                         p.setLayout(new FlowLayout(FlowLayout.RIGHT,1,1));

                         p.add(getTodos());

                         p.add(getNinguno());

                         p.setPreferredSize(new Dimension(240,30));

                         panelTodos.add(p);         

                 }         

                 return panelTodos;

                }

         /**

          * @return combo con el nombre de las im?genes cargadas

          */

        public JComboBox getComboCapas() {

                if (comboCapas==null){

                        ComboBoxModel jComboBoxLayersModel = new 

                DefaultComboBoxModel(getLayerNames());

                        comboCapas = new JComboBox();

                        comboCapas.setModel(jComboBoxLayersModel);

                        comboCapas.setEnabled(true);

                        comboCapas.addActionListener(this);        

                        }        

                return comboCapas;

        }

         /**

         * @return scroll con tabla de bandas de imagen seleccionada

         */

        public JScrollPane getScrollVariables() {

                if (scrollbandas==null){

                        scrollbandas=new JScrollPane();                                

                }

                getTableBands().getColumn("").setPreferredWidth(30);

                scrollbandas.setViewportView(getTableBands());

                scrollbandas.setHorizontalScrollBarPolicy(JScrollPane.HORIZONTAL_SCROLLBAR_AS_NEEDED);

                return scrollbandas;        

        }

         /**

         * @return array de String con los nombre de las capas cargadas

         */

         private String[] getLayerNames() {

                 int i, capasraster=0;

                 for (i = 0; i < layers.getLayersCount(); i++) {                      

                        if (layers.getLayer(i)instanceof  FLyrRasterSE)

                                capasraster++; 

                 }

                 // Solo se toman las capas raster. 

                 String[] sNames = new String[capasraster];

                 capasraster=0;

                 for (i = 0; i < layers.getLayersCount(); i++) {                      

                         if (layers.getLayer(i)instanceof FLyrRasterSE){

                                        sNames[capasraster] =layers.getLayer(i).getName();

                                        capasraster++;        

                         }   

                 }

                 return sNames;        

         }

         /**

          * @return JTable con bandas de la imagen

          */

         private JTable getTableBands(){         

                 if (jTableBandas==null){

                         jTableBandas=new JTable(getModeloTabla());

                 }

                 return jTableBandas;

         }

         /**

         * @see BandTableFormat

         * @return modelo de tabla BandTableFormat

         */

        public BandTableFormat getModeloTabla() {

                 if(mModeloTabla==null){

                         mModeloTabla=new BandTableFormat(); 

                 } 

                 return mModeloTabla;        

        }

        /**

         * Toma las Bandas de la imagen seleccionada en el combo Imagen

         */

        public void getBandas(){

             // Antes de insertar se borra lo anterior

                 getModeloTabla().LimpiarLista();

                 FLyrRasterSE rasterLayer= (FLyrRasterSE)layers.getLayer((String)getComboCapas().getSelectedItem());

                 String bandas[]=new String[rasterLayer.getBandCount()];        

                 if (layers.getLayer((String)getComboCapas().getSelectedItem()) instanceof  FLyrRasterSE ){

                                for (int j=0; j<rasterLayer.getBandCount(); j++){

                                        String s=(PluginServices.getText(this,"banda"))+(j+1);

                                        bandas[j]=s;

                                }        

                 }         

                // Insertar las bandas el la tabla 

                for (int i=0;i<bandas.length;i++)

                        getModeloTabla().addRow(bandas[i],true); 

                getTableBands().updateUI();

         }

        public void focusGained(FocusEvent arg0) {

                        // TODO Auto-generated method stub                

        }

        public void focusLost(FocusEvent arg0) {

                        // TODO Auto-generated method stub                

        }

        /**

         * @return JButton seleccion ninguna banda

         */

        public JButton getNinguno() {

                if (ninguno==null){                        

                                ImageIcon icono = new ImageIcon(PrincipalComponentCalculusPanel.class.getClassLoader().getResource("images/table_delete.png"));

                                ninguno = new JButton(icono);

                                ninguno.addActionListener(this);

                        }

                return ninguno;        

        }

        /**

         * @return JButton seleccion todas las bandas

         */        

        public JButton getTodos() {        

                if (todos==null){

                        ImageIcon icono = new ImageIcon(PrincipalComponentCalculusPanel.class.getClassLoader().getResource("images/table.png"));

                        todos = new JButton(icono);

                        todos.addActionListener(this);        

                }        

                return todos;        

        }

        public void accept(){

                if (getModeloTabla().getNumSelected()>0){

                        FLyrRasterSE rasterLayer= (FLyrRasterSE)layers.getLayer((String)getComboCapas().getSelectedItem());

                        PluginServices.getMDIManager().closeWindow(this);

                        statisticsProcess = new PCStatisticsProcess();

                        statisticsProcess.addParam("layer",rasterLayer);

                        statisticsProcess.addParam("selectedBands",getModeloTabla().getSeleccionadas());

                        statisticsProcess.addParam("view", view);

                        fileName = Utilities.createTempDirectory() + File.separator;

                        fileName = fileName + RasterLibrary.getOnlyLayerName() + ".tif";

                        RasterLibrary.usesOnlyLayerName();

                        statisticsProcess.addParam("fileName",fileName);

                        statisticsProcess.setActions(this);

                        statisticsProcess.start();        

                }

                else{

                        JOptionPane.showMessageDialog(null,

                        PluginServices.getText(this,"no_bandas"), PluginServices.getText(this,"principal_components"),

                        JOptionPane.WARNING_MESSAGE);        

                }

        }

        /**

         * acciones al cerrar

         */

        public void close(){

                try {

                        PluginServices.getMDIManager().closeWindow(this);

                } catch (ArrayIndexOutOfBoundsException ex) {

                // Si la ventana no se puede eliminar no hacemos nada

                }

        }

        /*

         * (non-Javadoc)

         * @see java.awt.event.ActionListener#actionPerformed(java.awt.event.ActionEvent)

         */        

        public void actionPerformed(ActionEvent e) {

                        // Check Seleccionar Todo

                        if(e.getSource()==getTodos()){

                                        getModeloTabla().seleccionarTodas();

                                        updateUI();

                        }

                        if(e.getSource()==getNinguno()){

                                        getModeloTabla().seleccionarNinguna();

                                        updateUI();

                        }

                        if (e.getSource()==getComboCapas()){

                                // Actualizar tabla de bandas  

                                getBandas();        

                        }        

        }

        public void actionButtonPressed(ButtonsPanelEvent e) {

//                 Bot?n de Aceptar

                if (e.getButton() == ButtonsPanel.BUTTON_ACCEPT) {

                        accept();

                        close();

                }

                // Bot?n de Aplicar

                if (e.getButton() == ButtonsPanel.BUTTON_APPLY) {

                        accept();

                }

                // Bot?n de Cerrar

                if (e.getButton() == ButtonsPanel.BUTTON_CANCEL) {

                        close();

                }        

        }

        public void end(Object param) {

                PrincipalComponentCalculusPanel altPrincipalComponentCalculusPanel = new PrincipalComponentCalculusPanel(view,statisticsProcess);

                altPrincipalComponentCalculusPanel.setFilename(fileName);

                PluginServices.getMDIManager().addWindow(altPrincipalComponentCalculusPanel);

        }

        public void interrupted() {

                // TODO Auto-generated method stub

        }

}